NEW YORK — A dozen students at Brooklyn’s Chabad Lubavitch World Headquarters were taken into police custody as they tried to stop attempts to block a secret tunnel they had dug in a bizarre attempt to expand the house of worship, officials said Tuesday. Cops were called to the famed headquarters on Eastern Parkway near Kingston Ave. in Crown Heights around 6 p.m. Monday when several Orthodox students began breaking a cement wall with hammers. Earlier in the day, Chabad administrators had ordered the tunnel the students had made in a basement study hall be sealed. Students were attempting to b…